$(function(){

  // Submit button of the search form
  $('#search-theme-form a').click(function(){ $('#search-theme-form').submit(); return false; });

  // Slideshow in knowledge block
  $('#block-block-6 li').hide();
  $('#block-block-6 li:first').show();
  $('#block-block-6 h2.header').text( $('#block-block-6 li:visible').attr('title') );
  setTimeout("changeSlide()", '20000');

});

function changeSlide() {
  if ( $('#block-block-6 li:visible').next('li').length > 0 ) {
    $('#block-block-6 li:visible').hide()
                                  .next('li').show();
  } else {
    $('#block-block-6 li:visible').hide();
    $('#block-block-6 li:first').show();
  }
  $('#block-block-6 h2.header').text( $('#block-block-6 li:visible').attr('title') );
  setTimeout("changeSlide()", '20000');
}